David Cordani, CEO of health insurer Cigna, says that healthcare costs in the US are so high because hospitals spend more on intervention measures to treat people after they get sick rather than investing in prevention.

Some of the best quality of life can be found in Australia and New Zealand. Deutsche Bank released a quality of life index for 50 cities with global economies by compiling numerous measures, including overall quality of healthcare, cost of consumer goods, and housing affordability.